Solution to Tesuji Flash

Black 1 is a sharp move that forces White to grovel. If he tries
cutting Black off at 2, Black 3 kills his corner. The best White can do
is to block to the right of 1, Black plays one point below 3, White
blocks, Black plays at 2, and White is forced to connect his corner out
in gote.

This article is from the
British Go Journal
Issue 62
which is one of a series of back issues now available on the web.